/*
 * Copyright (c) 2010 Peter Hayes
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.envconfig.util;

import java.math.BigDecimal;
import java.math.BigInteger;

/**
 * Base class for configuration implementations that take care of the type
 * conversion.
 *
 * @author Pete
 */
public abstract class AbstractConfiguration implements Configuration {


    @Override
    public Integer getInt(String key, Integer def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new Integer(value);
    }

    @Override
    public Long getLong(String key, Long def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new Long(value);
    }

    @Override
    public BigInteger getBigInt(String key, BigInteger def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new BigInteger(value);
    }

    @Override
    public Float getFloat(String key, Float def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new Float(value);
    }

    @Override
    public Double getDouble(String key, Double def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new Double(value);
    }

    @Override
    public BigDecimal getBigDecimal(String key, BigDecimal def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new BigDecimal(value);
    }

    @Override
    public Boolean getBoolean(String key, Boolean def) {
        String value = get(key, null);

        if (value == null) {
            return def;
        }

        return new Boolean(value);
    }

}
